/*
 *  Copyright (c) 2025 Alibaba Group Holding Ltd.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package com.alibaba.fluss.bucketing;

import org.apache.paimon.utils.MurmurHashUtils;

/** An implementation of {@link BucketingFunction} to follow Paimon's bucketing strategy. */
public class PaimonBucketingFunction implements BucketingFunction {
    @Override
    public int bucketing(byte[] bucketKey, int numBuckets) {
        // TODO: remove paimon dependency in #408
        return Math.abs(MurmurHashUtils.hashBytes(bucketKey) % numBuckets);
    }
}
